128538216

素因数分解:

$2^3\times 3^2\times {\mathrm{1785253}}^1$

素因数の和:1785265

約数の個数: 24

約数和(自身を含む): 348124530

約数和(自身を除く): 219586314

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1785253, 3570506, 5355759, 7141012, 10711518, 14282024, 16067277, 21423036, 32134554, 42846072, 64269108, 128538216]

約数ペア:

[(1, 128538216), (2, 64269108), (3, 42846072), (4, 32134554), (6, 21423036), (8, 16067277), (9, 14282024), (12, 10711518), (18, 7141012), (24, 5355759), (36, 3570506), (72, 1785253)]